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  3. Ch. R00-R99
  4. Sec. R10-R19
  5. Category R19
Category R19

Other symptoms and signs involving the digestive system and abdomen

Clinical Classification Guidelines

Specific Diagnosis Codes

Intra-abdominal and pelvic swelling, mass and lump
R19.0
Intra-abdominal and pelvic swelling, mass and lump, unspecified site
R19.00
Right upper quadrant abdominal swelling, mass and lump
R19.01
Left upper quadrant abdominal swelling, mass and lump
R19.02
Right lower quadrant abdominal swelling, mass and lump
R19.03
Left lower quadrant abdominal swelling, mass and lump
R19.04
Periumbilic swelling, mass or lump
R19.05
Epigastric swelling, mass or lump
R19.06
Generalized intra-abdominal and pelvic swelling, mass and lump
R19.07
Other intra-abdominal and pelvic swelling, mass and lump
R19.09
Abnormal bowel sounds
R19.1
Absent bowel sounds
R19.11
Hyperactive bowel sounds
R19.12
Other abnormal bowel sounds
R19.15
Visible peristalsis
R19.2
Abdominal rigidity
R19.3
Abdominal rigidity, unspecified site
R19.30
Right upper quadrant abdominal rigidity
R19.31
Left upper quadrant abdominal rigidity
R19.32
Right lower quadrant abdominal rigidity
R19.33
Left lower quadrant abdominal rigidity
R19.34
Periumbilic abdominal rigidity
R19.35
Epigastric abdominal rigidity
R19.36
Generalized abdominal rigidity
R19.37
Change in bowel habit
R19.4
Other fecal abnormalities
R19.5
Halitosis
R19.6
Diarrhea, unspecified
R19.7
Other specified symptoms and signs involving the digestive system and abdomen
R19.8
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Data updated for October 2025 release.

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